{"id":1709,"date":"2021-03-22T13:40:39","date_gmt":"2021-03-22T13:40:39","guid":{"rendered":"http:\/\/43.153.210.228\/\/?p=1709"},"modified":"2021-03-22T13:40:39","modified_gmt":"2021-03-22T13:40:39","slug":"%e6%8c%96%e7%9f%bf%e9%9a%be%e5%ba%a6%e4%b8%8e%e7%ae%97%e5%8a%9b%e8%a7%a3%e9%87%8a","status":"publish","type":"post","link":"http:\/\/43.153.210.228\/?p=1709","title":{"rendered":"\u6316\u77ff\u96be\u5ea6\u4e0e\u7b97\u529b\u89e3\u91ca"},"content":{"rendered":"

\u7b97\u529b<\/strong><\/h4>\n

\u6bd4\u7279\u5e01\u6316\u77ff\u5f62\u540c\u731c\u6570\u5b57\u8c1c\uff0c\u77ff\u5de5\u8981\u627e\u51fa\u4e00\u4e2a\u968f\u673a\u6570\uff08Nonce\uff09\u53c2\u4e0e\u54c8\u5e0c\u8fd0\u7b97 1Hash(Block+Nonce) <\/p>\n

\uff0c\u4f7f\u5f97\u533a\u5757\u54c8\u5e0c\u503c\u7b26\u5408\u96be\u5ea6\u8981\u6c42\u3002\u7b97\u529b<\/strong>\u5219\u6307\u8ba1\u7b97\u673a\u6bcf\u79d2\u53ef\u6267\u884c\u54c8\u5e0c\u8fd0\u7b97\u7684\u6b21\u6570\uff0c\u4e5f\u79f0\u4e3a\u54c8\u5e0c\u7387\uff08hashrate<\/strong>\uff09\u3002 <\/p>\n

\u4e0b\u56fe\u662f\u5f53\u524d\u6bd4\u7279\u5e01\u7b97\u529b\u56fe\u8868 2\u3002\u5230 2017 \u5e74\u65f6\uff0c\u6bd4\u7279\u5e01\u6316\u77ff\u6240\u9700\u7b97\u529b\u75af\u6da8\u3002\u8fd9\u4e0e\u4e0d\u65ad\u7814\u53d1\u51fa\u7684\u65b0\u578b\u77ff\u673a\u6295\u5165\u5e02\u573a\u6709\u5173\u2014\u2014\u8fd9\u4e9b\u77ff\u673a\u5229\u7528\u65b0\u7684\u6280\u672f\uff0c\u62e5\u6709\u66f4\u5f3a\u7684\u8fd0\u7b97\u80fd\u529b\uff0c\u5373\u5355\u4f4d\u6210\u672c\u4e0b\u7684\u7b97\u529b\u5728\u5feb\u901f\u589e\u957f\uff0c\u7531\u6b64\u5e26\u6765\u4e86\u6574\u4f53\u7b97\u529b\u7684\u63d0\u5347\u3002<\/p>\n

\"image\"<\/a> <\/p>\n

\u7b97\u529b\u5355\u4f4d<\/strong><\/h5>\n

\u7b97\u529b\u6bcf\u9694\u5343\u4f4d\u5212\u4e3a\u4e00\u4e2a\u5355\u4f4d\uff0c\u6700\u5c0f\u5355\u4f4d H=1 \u6b21<\/code>\uff0c\u5176\u4ed6\u5206\u90e8\u662f\uff1a <\/p>\n

*1 H\/s = \u6bcf\u79d2\u53ef\u6267\u884c\u4e00\u6b21\u54c8\u5e0c\u8fd0\u7b97\u3002
*1 KH\/s = \u6bcf\u79d2 1,000 \u54c8\u5e0c\uff08\u4e00\u5343\u6b21\uff09\u3002
*1 MH\/s = \u6bcf\u79d2 1,000,000 \u6b21\u54c8\u5e0c\uff08\u767e\u4e07\u6b21\uff09\u3002
*1 GH\/s = \u6bcf\u79d2 1,000,000,000 \u6b21\u54c8\u5e0c\uff08\u5341\u4ebf\u6b21\uff09\u3002
*1 TH\/s = \u6bcf\u79d2 1,000,000,000,000 \u6b21\u54c8\u5e0c\uff08\u4e07\u4ebf\u6b21\uff09\u3002
*1 PH\/s = \u6bcf\u79d2 1,000,000,000,000,000 \u6b21\u54c8\u5e0c\u3002
*1 EH\/s = \u6bcf\u79d2 1,000,000,000,000,000,000 \u6b21\u54c8\u5e0c\u3002 <\/p>\n

\u5982\u679c\u4e0d\u6e05\u695a\u5355\u4f4d\u7b80\u79f0\uff0c\u53ef\u4ee5\u67e5\u770b\u4e0b\u9762\u56fd\u9645\u5355\u4f4d\u7684\u524d\u7f00\u8868\u3002<\/p>\n

\"image\"<\/a> <\/p>\n

\"image\"<\/a> <\/p>\n

\u6316\u77ff\u96be\u5ea6\u8ba1\u7b97<\/h4>\n
\u52a8\u6001\u8c03\u6574\u6316\u77ff\u96be\u5ea6 Difficulty<\/strong><\/h5>\n

\u4e3a\u4ec0\u4e48\u7b97\u529b\u4f1a\u53d8\u5316\u5462\uff1f\u8fd9\u548c\u6bd4\u7279\u5e01\u534f\u8bae\u8bbe\u8ba1\u6709\u5173\u3002\u4e2d\u672c\u806a\u8bbe\u8ba1\u6bd4\u7279\u5e01\u65f6\uff0c\u52a0\u5165\u6316\u77ff\u96be\u5ea6\u8c03\u6574\u673a\u5236\u662f\u4e3a\u4e86\u4f7f\u5f97\u6bd4\u7279\u5e01\u51fa\u5757\u65f6\u95f4\u80fd\u7406\u60f3\u7684\u6052\u5b9a\u5728 10 \u5206\u949f\u5de6\u53f3\u3002\u6bd4\u7279\u5e01\u534f\u8bae\u89c4\u5b9a\u6bcf\u9694 2016 \u4e2a\u533a\u5757\uff0c\u5c06\u6839\u636e\u8fc7\u53bb\u6700\u8fd1 2016 \u4e2a\u533a\u5757\u51fa\u5757\u603b\u65f6\u95f4\u8c03\u6574\uff0c\u81ea\u52a8\u8c03\u6574\u4e0b\u4e00\u4e2a 2016 \u4e2a\u533a\u5757\u7684\u6316\u77ff\u96be\u5ea6\u3002\u7406\u60f3\u60c5\u51b5\u4e0b 2016 \u4e2a\u5757\u9700\u8981\u4e24\u5468\uff082016*10 s\uff09\u65f6\u95f4\uff0c\u5982\u679c\u5b9e\u9645\u7528\u65f6\u4e0d\u5230\u4e24\u5468\u5219\u589e\u52a0\u96be\u5ea6\uff0c\u5982\u679c\u8d85\u8fc7\u4e24\u5468\u5c31\u964d\u4f4e\u96be\u5ea6\u3002 <\/p>\n

\u539f\u672c\u4e2d\u672c\u806a\u8bbe\u8ba1\u7684\u662f\u4e00\u4e2a\u516c\u5e73\u7684\u5b8c\u5168\u53bb\u4e2d\u5fc3\u5316\u7684\u4e00\u4e2a\u6570\u5b57\u8d27\u5e01\u7cfb\u7edf\uff0c\u6bcf\u4e2a\u4eba\u90fd\u53ef\u4ee5\u4f7f\u7528\u4e2a\u4eba\u7535\u8111\u8fdb\u884c\u6316\u77ff\u3002\u7136\u800c\uff0c\u6709\u5229\u53ef\u56fe\u65f6\u5927\u91cf\u65b0\u7b97\u529b\u4e0d\u65ad\u52a0\u5165\uff0c\u77ff\u5de5\u7ade\u4e89\u6fc0\u70c8\uff0c\u4f7f\u5f97\u5355\u4e2a\u77ff\u5de5\u7684\u6316\u77ff\u6210\u529f\u7387\u51e0\u4e4e\u4e3a\u96f6\u30022011 \u5e74\u8d77\u77ff\u6c60\u51fa\u73b0\uff0c\u5927\u91cf\u77ff\u5de5\u7eb7\u7eb7\u52a0\u5165\u77ff\u6c60\uff0c\u4ee5\u7a33\u5b9a\u6536\u5165\uff0c\u644a\u8584\u6210\u672c\u3002\u5927\u91cf\u7b97\u529b\u878d\u5165\uff0c\u4f7f\u5f97\u6bd4\u7279\u5e01\u6316\u77ff\u96be\u5ea6\u8d8a\u6765\u8d8a\u5927\u3002\u6570\u5b57\u8d27\u5e01\u6316\u77ff\u4e1a\u5f62\u540c\u519b\u4e8b\u7ade\u5907\uff0c\u6316\u77ff\u8bbe\u5907\u4e0d\u65ad\u66f4\u65b0\u8fed\u4ee3\uff0c\u4e0d\u518d\u9075\u5faa\u6469\u5c14\u5b9a\u5f8b\u3002
\u4e13\u4e1a\u77ff\u673a\u4e13\u95e8\u9488\u5bf9\u54c8\u5e0c\u7b97\u6cd5\u3001\u6563\u70ed\u3001\u8017\u80fd\u8fdb\u884c\u4f18\u5316\uff0c\u8fd9\u8131\u79bb\u4e86\u6bd4\u7279\u5e01\u7f51\u7edc\u8282\u70b9\u8fd0\u884c\u5728\u6210\u5343\u4e0a\u4e07\u7684\u666e\u901a\u8ba1\u7b97\u4e2d\u5e76\u516c\u5e73\u53c2\u4e0e\u6316\u77ff\u7684\u521d\u8877\u3002\u77ff\u6c60\u7684\u7b97\u529b\u5360\u636e\uff0c\u4e5f\u4f7f\u5f97\u6bd4\u7279\u5e01\u98ce\u9669\u4e00\u76f4\u5b58\u5728\uff1a51% \u7b97\u529b\u653b\u51fb\u3002<\/p>\n

\"image\"<\/a> <\/p>\n

\u6316\u77ff\u96be\u5ea6\u8ba1\u7b97\u516c\u5f0f<\/strong><\/h5>\n

\u9700\u8981\u591a\u5c11\u7b97\u529b\u624d\u80fd\u627e\u51fa\u4e00\u4e2a\u968f\u673a\u6570\uff0c\u7531\u5f53\u524d\u533a\u5757\u7684\u6316\u77ff\u96be\u5ea6\u51b3\u5b9a\uff0c\u96be\u5ea6\u8d8a\u5927\u6240\u9700\u7b97\u529b\u8d8a\u591a\u3002\u4f46\u6316\u77ff\u96be\u5ea6\u5e76\u4e0d\u5728\u533a\u5757\u4fe1\u606f\u4e2d\uff0c\u53ea\u5728\u7f51\u7edc\u8282\u70b9\u4e2d\u4f9d\u636e\u89c4\u5219\u52a8\u6001\u8ba1\u7b97\uff0c\u516c\u5f0f\u5982\u4e0b\uff1a
D=T1 \/T <\/p>\n

T<\/strong> \u5b57\u6bcd\u662f Target \u7684\u7f29\u5199\uff0cD<\/strong> \u5b57\u6bcd\u662f DiFFiculty \u7f29\u5199\u3002 T1 \u548c T \u5747\u662f\u4e00\u4e2a 256 \u4f4d\u7684\u5927\u6570\u5b57 (big
number)\uff0c\u5176\u4e2d T1 \u4e3a\u4e00\u4e2a\u975e\u5e38\u5927\u7684\u5e38\u6570 2 256?32?1<\/strong>\u3002\u4f9d\u636e\u516c\u5f0f\uff0cT<\/strong>\u8d8a\u5c0f\uff0c\u6316\u77ff\u96be\u5ea6 D \u8d8a\u5927<\/strong>\u3002 <\/p>\n

\u4f9d\u636e\u516c\u5f0f\uff0c\u5f53 T=0 <\/p>\n

\u65f6\uff0cD \u65e0\u7a77\u5927\uff0c\u6807\u5fd7\u7740\u65e0\u6cd5\u8ba1\u7b97\u51fa\u7ed3\u679c\u3002\u5e78\u8fd0\u7684\u662f\uff0c T \u4e0d\u4f1a\u4e3a 0\uff0c\u6700\u5c0f\u503c\u4e3a 1\uff0c\u6b64\u65f6\u96be\u5ea6\u503c\u6700\u5927\uff0c\u4e3a 2256?32?1=2224?1\u3002\u5f53 T=T1 <\/p>\n

\u65f6\uff0c\u96be\u5ea6\u503c\u4e3a\u6700\u5c0f\u503c 1\u3002 <\/p>\n

\u76ee\u6807\u503c Target \u4e0e\u6316\u77ff\u96be\u5ea6\u8f6c\u6362<\/strong><\/h5>\n

\u4e3a\u4e86\u65b9\u4fbf\u4eba\u7c7b\u76f4\u89c2\u4f30\u7b97\u96be\u5ea6\uff0c\u6bd4\u7279\u5e01\u534f\u8bae\u5c06\u5927\u6570\u5b57 T <\/p>\n

\u538b\u7f29\u4e3a\u4e00\u4e2a\u6d6e\u70b9\u6570\u8bb0\u5f55\u5728\u533a\u5757\u5934\u4e2d\uff0c\u5b57\u6bb5\u4e3a bits<\/code>\u3002 <\/p>\n

\u5982\u679c\u4e00\u4e2a\u533a\u5757\u76ee\u6807\u503c\u662f 0x1b0404cb\uff0c\u5219\u8f6c\u5316\u6210 Target \u503c\u4e3a\uff1a0x0404cb\u00d7256(0x1b?3)\u3002 <\/p>\n

T \u4f7f\u7528\u7c7b\u6d6e\u70b9\u6570\u7684\u4e00\u79cd\u538b\u7f29\u8868\u793a\u6cd5 4 \u8fdb\u884c\u538b\u7f29\uff0c\u538b\u7f29\u8ba1\u7b97\u8fc7\u7a0b\u5982\u4e0b\uff1a <\/p>\n

    \n
  1. \u5c06\u6570\u5b57\u8f6c\u6362\u4e3a 256 \u8fdb\u5236\u3002\n
  2. \u5982\u679c\u7b2c\u4e00\u4f4d\u6570\u5b57\u5927\u4e8e 127 \uff080x7f\uff09\uff0c\u5219\u524d\u9762\u6dfb\u52a0 0\u3002\n
  3. \u538b\u7f29\u7ed3\u679c\u4e2d\u7684\u7b2c\u4e00\u4f4d\u5b58\u653e\u8be5 256 \u8fdb\u5236\u6570\u7684\u4f4d\u6570\u3002<\/li>\n<\/ol>\n
      \n
    1. \u540e\u9762\u4e09\u4e2a\u6570\u5b58\u653e\u8be5 256 \u8fdb\u5236\u6570\u7684\u524d\u4e09\u4f4d\uff0c\u5982\u679c\u4e0d\u8db3\u4e09\u4f4d\uff0c\u4ece\u540e\u8865\u96f6\u3002<\/li>\n<\/ol>\n

      \u4f8b\u5982\uff0c\u5c06\u6570\u5b57 1000 \u538b\u7f29\uff0c\u5148\u8f6c\u6362\u4e3a 256 \u8fdb\u5236\u6570\uff1a1000=0x03\u00d72562?1+0xe8\u00d72561?1 <\/p>\n

      \uff0c\u7ed3\u679c\u4e3a [0x03,0xe8]\u3002\u7b2c\u4e00\u4e2a\u6570\u672a\u8d85\u8fc7 0x7f , \u5219\u4e0d\u9700\u586b 0\u3002\u4f46\u957f\u5ea6\u4e24\u4f4d\u4f4e\u4e8e\u4e09\u4f4d\uff0c\u5728\u540e\u9762\u8865\u96f6\uff0c\u6700\u7ec8\u8868\u793a\u4e3a\uff1a0x0203e800<\/p>\n

      \"Blockchain<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

      \u7b97\u529b \u6bd4\u7279\u5e01\u6316\u77ff\u5f62\u540c\u731c\u6570\u5b57\u8c1c\uff0c\u77ff\u5de5\u8981\u627e\u51fa\u4e00\u4e2a\u968f\u673a\u6570\uff08Nonce\uff09\u53c2\u4e0e\u54c8\u5e0c\u8fd0\u7b97 1Hash(Block+Nonc […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1709","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"http:\/\/43.153.210.228\/index.php?rest_route=\/wp\/v2\/posts\/1709"}],"collection":[{"href":"http:\/\/43.153.210.228\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/43.153.210.228\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/43.153.210.228\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/43.153.210.228\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1709"}],"version-history":[{"count":1,"href":"http:\/\/43.153.210.228\/index.php?rest_route=\/wp\/v2\/posts\/1709\/revisions"}],"predecessor-version":[{"id":1710,"href":"http:\/\/43.153.210.228\/index.php?rest_route=\/wp\/v2\/posts\/1709\/revisions\/1710"}],"wp:attachment":[{"href":"http:\/\/43.153.210.228\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1709"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/43.153.210.228\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1709"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/43.153.210.228\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1709"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}